US Bridges

M-53 over I-69

Fair

Lapeer County, Michigan · 1.7 M S of Imlay City · Structure no. 000000000005357

Built
1979
46 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
262 ft
2 main spans
Daily traffic
15,625
2012 count
Owner
State
State Highway Agency

About this bridge

M-53 over I-69 is a steel continuous stringer/multi-beam or girder carrying M-53 over I-69 in Lapeer County, Michigan. It was built in 1979, so it is 46 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15,625 vehicles a day, roughly 9% of them trucks, projected to reach 15,875 by 2014. The structure is 262 ft (79.8 m) long and 109 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesM-53
CrossesI-69
Location1.7 M S of Imlay City
RouteState Highway 53
CountyLapeer County
StateMichigan
Coordinates43.0006, -83.07113
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.9 US tons
Inventory rating52.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length262 ft (79.8 m)
Longest span129 ft (39.2 m)
Deck width109 ft (33.1 m)
Roadway width105 ft (31.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,625 (2012)
Projected traffic15,875 by 2014
Trucks9%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M-53 over I-69 built?

It was built in 1979, making it 46 years old in 2025.

What condition is M-53 over I-69 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does M-53 over I-69 carry?

About 15,625 vehicles per day (2012 count), of which roughly 9% are trucks.

How long is M-53 over I-69?

The structure is 262 ft (79.8 m) long with a longest span of 129 ft (39.2 m) and a deck 109 ft wide.

Who owns M-53 over I-69?

It is owned by the State Highway Agency.